import traceback
import second as s
s.sayhello()

xy=input("请以x，y的形式输入两个数\n")

try:
    x,y=xy.split(sep=',')
    print(x,y)
    z=int(x)/int(y)
    print('%s/%s=%s' % (x,y,z))
except Exception as e:
    print(e.args)
    print(traceback.print_exc())